them vs THT, What's the Difference?

Which to use

“them” is a pronoun and “THT” is a noun - they look or sound alike but fill different roles in a sentence.

#71
“them” frequency rank: #42,949
“THT” frequency rank: 43020
confusion score

Side-by-Side Comparison

Feature	them	THT
Definition	Those ones.	Initialism of through-hole technology.

Letter map: them vs THT

Shared letters muted; letters that set them and THT apart highlighted. Shared run: 2.

4 ch

them

3 ch

THT

Role in the sentence - them and THT

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: them is apronoun and THTanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 43020, derived from the frequency rank of both members and their visual similarity.

them is recorded at frequency rank #71, classified as apron, pronounced /ˈðɛm/. THT is at rank #42,949, tagged as anoun.

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 43020, this pair ranks #243,963 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of them vs THT

Shared letters: ht. Private to "them": em. Private to "THT": -.

"them" · 4 letters · shape CCVC · "THT" · 3 letters · shape CCC

Known mistypes of this pair

them ← htem · tehm · themm · thhem · thme · tthem

Frequently Asked Questions

Is swapping "them" for "THT" ever safe?

No - they are not even the same part of speech. "them" is a pronoun and "THT" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "them" or "THT"?

"them" is the more common of the two: it sits at frequency rank #71 in our English list, against #42,949 for "THT". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "them" and "THT".

Full dictionary entry for "them" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "THT" - compare definitions side by side with the headword page. Word entry
This pair ranks #243,963 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"them" and "THT" also get mixed up with nearby pairs, the highest-scored neighbour is "THT vs tuft". Nearby pair
Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #243,963 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.