Thad vs that'd, What's the Difference?

Which to use

“Thad” is a name and “that'd” is a contraction - they look or sound alike but fill different roles in a sentence.

#33,452
“Thad” frequency rank: #10,463
“that'd” frequency rank: 43915
confusion score

Side-by-Side Comparison

Feature	Thad	that'd
Definition	A diminutive of the male given names Thaddeus or Thaddaeus, sometimes also used as a formal given name.	that would

Where the spellings diverge

Shared letters are muted; the letters that actually set Thad and that'd apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

4 ch

Thad

6 ch

that'd

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: Thad is /θæd/ while that'd is /ˈðætəd/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (name vs contraction), which is usually the fastest check. Our composite confusion score for this pair is 43915, derived from the frequency rank of both members and their visual similarity.

Thad is recorded at frequency rank #33,452, classified as aname, pronounced /θæd/. that'd is at rank #10,463, tagged as acontraction, pronounced /ˈðætəd/.

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 43915, this pair ranks #235,441 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Thad vs that'd

Shared letters: adht. Private to "Thad": -. Private to "that'd": -.

"Thad" · 4 letters · shape CCVC · "that'd" · 5 letters · shape CCVCC

Known mistypes of this pair

Thad ← htad · tahd · thadd · thda · thhad · tthad

Frequency comparison

Thad#33,452

that'd#10,463

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Thad" and "that'd" be used interchangeably?

No - they are not even the same part of speech. "Thad" is a name and "that'd" a contraction, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "Thad" or "that'd"?

"that'd" is the more common of the two: it sits at frequency rank #10,463 in our English list, against #33,452 for "Thad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering Thad vs that'd

The fastest way to pick the right one every time.

Check the role first: if you need a name, it's “Thad”; for a contraction, it's “that'd”.
See each word in full, definition, IPA, etymology and its other confusables. Full “Thad” entry
Browse more pairs most likely to be confused. Most confusable