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SSC CGL Reasoning · Alphabet and Number Tests

Word Formation

Questions that test which words a set of letters can or cannot make: words formed from a longer word, jumbled letters turned into a word, and counts of the words some picked letters can spell.

Why this matters

Twenty-one questions in the bank, all from the 2025 shifts, with 14 EASY and 7 MODERATE. They are quick marks once you count letters instead of reading meanings, because most wrong options fail on a single missing or doubled letter.

Concept 1 of 3: Checking the letter supply

Think of the given word as a bag of letter tiles. A word can be formed only if every tile it needs is in the bag, as many times as it needs it. Each tile is used once.

Definition

1. List the given word's letters with their counts: ACCEPTANCE has A 2, C 3, E 2, P 1, T 1, N 1. 2. For each option, check every letter: is it in the list, and is it there often enough? 3. 'Cannot be formed' picks the option that fails; 'can be formed' picks the one that passes.

  • Fast route: first scan each option for a letter the given word does not have at all; that settles most questions in a few seconds. Only if every letter is present, check the doubled letters (two Ls, two Ts).

Worked example

Which word cannot be formed from the letters of DEMONSTRATE, using each letter only as often as it appears? (a) STREAM (b) MASTER (c) MONSTER (d) STATEMENT
Practice this conceptself-check · 4 quick reps

The same idea in a real exam question:

SSC CGL · 2025 · Tier I, 12 Sep 2025, Shift 3 · Q9Easy

Example 1 · Alphabet and Number Tests · Word Formation

From the given options, find the word which cannot be formed using the letters of the given word: INTELLIGENCE

Checking letters but not counts

THRILLS uses only letters found in RELATIONSHIP, yet it needs two Ls and RELATIONSHIP has one. A letter that appears in both words still fails if the option needs it more often.

Judging by meaning instead of letters

An option can be a common, sensible word and still be impossible to form. Decide by the letter counts alone; meaning matters only in the jumble questions on this page.

Concept 2 of 3: Rearranging letters into a word

A jumble question gives you letters and asks for the real word they spell. The right option uses exactly the same letters, each the same number of times, and is a word you know. Counting letters rules out the fakes before you need to think about meaning.

Definition

  • Same letters, same counts: an anagram uses every given letter exactly once. Check the length first, then the letters.
  • Meaning: among the options with the right letters, pick the real word (or the one with the meaning asked, such as a weapon or an animal).
  • Place of a letter: form the word first, then number it from the left.
  • Number codes: if each letter carries a number, write the word, then write the number under each letter in order.
  • One letter changed: the new word has the same length, and every place but one keeps its letter.
  • Fast route: in a long jumble, look for a common ending (TION, ING, ENT) among the letters and build the word around it.

Worked example

The letters N, A, L, P, T, E can be arranged to form the name of a heavenly body. Which letter is 4th from the left in that word?
Practice this conceptself-check · 4 quick reps

The same idea in a real exam question:

SSC CGL · 2025 · Tier I, 26 Sep 2025, Shift 3 · Q8Moderate

Example 2 · Alphabet and Number Tests · Word Formation

By rearranging the letters of 'AEGORST,' we get a meaningful English word of seven letters. Each letter is denoted with a different number as shown in the table below. The combination of the numbers for a meaningful word is ______.
1234567
AEGORST

Taking a near-anagram

LITERAL looks like INTEGRAL but has seven letters, two Ls and no N or G. Count the letters of each option against the given ones before you accept it.

Changing more than one letter

POSSESSION shares many letters with PROFESSION but differs in more than one place. For a one-letter change, line the two words up and check that exactly one place differs and the length is the same.

Concept 3 of 3: Counting the words that picked letters can make

These questions pick four letters out of a word by their places and ask how many meaningful four-letter words use each of them once. A tidy list, built one starting letter at a time, makes sure you neither miss a word nor count one twice.

Definition

1. Pick the letters by their places in the word, counted from the left. 2. Take each letter in turn as the first letter and try the other three behind it. Write down every real word. 3. Count the words, each once.

  • Fast route: with one vowel among the four letters, the words are few; start from the patterns you know (consonant, vowel, consonant, consonant).
  • Limit: SSC's key sometimes counts a rare word (COSH from S, C, H, O; DORP from P, R, O, D). When your count falls one short of an option, look for a less common word before you answer.

Worked example

How many meaningful four-letter English words can be formed from the 1st, 2nd, 3rd and 4th letters of POSTER, using each letter once?
Practice this conceptself-check · 3 quick reps

The same idea in a real exam question:

SSC CGL · 2025 · Tier I, 16 Sep 2025, Shift 1 · Q10Moderate

Example 3 · Alphabet and Number Tests · Word Formation

How many meaningful four-letter English words can be formed using the first, second, third, and fifth letters of the word "TRAVEL" (when counted from left to right), using each letter only once in each word?

Using a letter twice

From P, O, S, T you may not write POOT or STOT: each picked letter is used once in each word. A word that needs a letter twice is not counted.

Picking the letters from the wrong places

'The first, second, fourth and sixth letters of PLANET' are P, L, N and T, not P, L, A and N. Count the places from the left and skip the ones not named.

Summary — formulas & gotchas at a glance

A revision cheat-sheet for the formulas and gotchas above. Click any concept name to jump back to its full explanation.

Watch out for (6)

Test yourself on Alphabet and Number Tests

20 past SSC CGL questions from this chapter, timed at 12 minutes and marked the way the exam marks it. You see your score and every answer the moment you finish. Free to start.