ERR
err, mistake, slip
(verb) to make a mistake or be incorrect
stray, err, drift
(verb) wander from a direct course or at random; “The child strayed from the path and her parents lost sight of her”; “don’t drift from the set course”
Source: WordNet® 3.1
Etymology
Verb
err (third-person singular simple present errs, present participle erring, simple past and past participle erred)
(intransitive) To make a mistake.
(intransitive) To sin.
(archaic) to stray.
Synonyms
• See also make a mistake
Source: Wiktionary
Err, v. i. [imp. & p. p. Erred; p. pr. & vb. n. Erring (; 277, 85).]
Etym: [F. errer, L. errare; akin to G. irren, OHG. irran, v. t., irr,
v. i., OS. irrien, Sw. irra, Dan. irre, Goth, aĂrzjan to lead astray,
airzise astray.]
1. To wander; to roam; to stray. [Archaic] "Why wilt thou err from
me" Keble.
What seemeth to you, if there were to a man an hundred sheep and one
of them hath erred. Wyclif (Matt. xviii. 12).
2. To deviate from the true course; to miss the thing aimed at. "My
jealous aim might err." Shak.
3. To miss intellectual truth; to fall into error; to mistake in
judgment or opinion; to be mistaken.
The man may err in his judgment of circumstances. Tillotson.
4. To deviate morally from the right way; to go astray, in a
figurative sense; to do wrong; to sin.
Do they not err that devise evil Prov. xiv. 22.
5. To offend, as by erring.
Source: Webster’s Unabridged Dictionary 1913 Edition