Antonyms

Definitions

v. 1
To go in the reverse direction.
The horse refuses to back.
adj. 1
Not current.
I’d like to find a back issue of that magazine.
n. 1
The rear of the body, especially the part between the neck and the end of the spine and opposite the chest and belly.
Could you please scratch my back?
adv. 1
To or in a previous condition or place.
I left my mobile phone back at the hotel. I’ll have to go back and get it.

Word family: backway backache backhoe back-of-the-envelope backward bacon
Phrases: hold back take back back-up fall-back draw back roll back back out hark back

Use in printed books, per decade from 1850 to 2019.

3 letters: aid¹, aft¹
4 letters: help¹, game¹, rear¹, punt¹, hind¹, gage¹, abet²
5 letters: after², wrong¹, cover², favor², mount¹, stake¹, ridge¹, spine¹, verso, welly
6 letters: second², former², behind², assist², remote², favour², dorsal², hinder², breech¹, dorsum, astern, rachis
7 letters: support², reverse², distant², binding², sustain², endorse², postern
8 letters: previous³, maintain², backward², rearward, backrest², rearmost
9 letters: backwards², posterior³, subsidize³, subsidise, rearwards
10 letters: hindermost
11 letters: countenance³, proselytize⁴, proselytise

The small number after each word is its number of syllables (abet² = 2 syllables).