| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | toward the rear |
| Synonyms: | astern, behind, inverted, rearward, regressive, retrograde |
| Antonyms: | ahead, forward, to the front |
| Main Entry: | backward |
| Part of Speech: | adjective |
| Definition: | slow in growth |
| Synonyms: | arrested, behind, checked, delayed, dense, dull, feeble-minded, imbecile, late, moronic, stupid, subnormal, underdeveloped, underprivileged, undeveloped |
| Antonyms: | developing, fast, intelligent, smart |
| Main Entry: | backward |
| Part of Speech: | adverb |
| Definition: | toward the rear |
| Synonyms: | aback, abaft, about, astern, back, behind, in reverse, inverted, rearward, turned around |
| Antonyms: | forward |
| Main Entry: | about |
| Part of Speech: | adverb |
| Definition: | in an opposite direction |
| Synonyms: | around, back, backward, in reverse, round |
| Main Entry: | afraid |
| Part of Speech: | adjective |
| Definition: | reluctant, regretful |
| Synonyms: | averse, backward, disinclined, hesitant, indisposed, loath, reluctant, sorry, uneager, unhappy, unwilling |
| Antonyms: | confident, eager, happy, undismayed, venturesome |
| Main Entry: | back |
| Part of Speech: | adjective |
| Definition: | end |
| Synonyms: | aback, abaft, aft, after, astern, back of, backward, behind, final, following, hind, hindmost, in the wake of, posterior, rear, rearmost, rearward, tail |
| Antonyms: | front |
| Main Entry: | bashful |
| Part of Speech: | adjective |
| Definition: | shy |
| Synonyms: | abashed, backward, blushful, blushing, chary, confused, constrained, coy, demure, diffident, embarrassed, humble, modest, nervous, overmodest, recoiling, reserved, reticent, retiring, self-conscious, self-effacing, shamefaced, sheepish, shrinking, silent, timid, timorous, unassertive, verecund |
| Antonyms: | confident, unabashed, unshy |
| Main Entry: | behind |
| Part of Speech: | adverb |
| Definition: | in debt; late |
| Synonyms: | backward, behind schedule, behind time, behindhand, belated, delayed, dilatory, have to play catch up, in arrears, laggard, overdue, slow, sluggish, tardy |
| Antonyms: | paid |
| Main Entry: | cowardly |
| Part of Speech: | adjective |
| Definition: | fearful |
| Synonyms: | afraid, anxious, apprehensive, backward, base, caitiff, chicken-hearted, cowering, cowhearted, craven, dastardly, diffident, dismayed, fainthearted, frightened, gutless, having the willies, jittery, lacking courage, lily-livered, nervous, no guts, panicky, paper tiger, pigeonhearted, pusillanimous, recreant, retiring, running scared, scared, shrinking, shy, soft*, spineless, timid, timorous, weak, weak-kneed, worthless, yellow*, yellow-bellied |
| Antonyms: | bold, brave, courageous, daring, dauntless, unafraid, undaunted, unfearful |