thugvstoughWhat's the difference?

Quick tell: thug is a noun, tough is an adjective, so they fill different roles in a sentence.

Which to use

“thug” is a noun and “tough” is an adjective - they look or sound alike but fill different roles in a sentence.

#15,532
“thug” frequency rank
#1,777
“tough” frequency rank
17309
confusion score

Side-by-Side Comparison

Feature thug tough
Definition A person who is a member of a gang or criminal organization. Strong and resilient; sturdy.

Where the spellings diverge

Shared letters are muted; the letters that actually set thug and tough apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch
thug
5 ch
tough

Spelling & Dictionary Insight

thug and tough form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 17309, derived from the frequency rank of both members and their visual similarity.

thug is recorded at frequency rank #15,532, classified as anoun, pronounced /θʌɡ/. tough is at rank #1,777, tagged as anadj, pronounced /tʌf/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 17309, this pair ranks #452,262 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

thug#15,532
tough#1,777

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "thug" and "tough" be used interchangeably?
No, "thug" and "tough" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering thug vs tough

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “thug”; for an adjective, it's “tough”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “thug” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list