Nouns

(n)rag, shred, tag, tag end, tattera small piece of cloth
(n)rag, rag weeka week at British universities during which side-shows and processions of floats are organized to raise money for charities
(n)ragtime, ragmusic with a syncopated melody (usually for the piano)
(n)tabloid, rag, sheetnewspaper with half-size pages
(n)raga boisterous practical joke (especially by college students)

Verbs

(v)torment, rag, bedevil, crucify, dun, frustratetreat cruelly“The children tormented the stuttering teacher”
(v)annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, vex, chafe, devilcause annoyance in; disturb, especially by minor irritations“Mosquitoes buzzing in my ear really bothers me”, “It irritates me that she never closes the door after she leaves”
(v)ragplay in ragtime“rag that old tune”
(v)tease, razz, rag, cod, tantalize, tantalise, bait, taunt, twit, rally, rideharass with persistent criticism or carping“The children teased the new teacher”, “Don't ride me so hard over my failure”, “His fellow workers razzed him when he wore a jacket and tie”
(v)call on the carpet, take to task, rebuke, rag, trounce, lecture, reprimand, jaw, dress down, call down, scold, chide, berate, bawl out, remonstrate, chew out, chew up, have words, lambaste, lambastcensure severely or angrily“The mother scolded the child for entering a stranger's car”, “The deputy ragged the Prime Minister”, “The customer dressed down the waiter for bringing cold soup”
(v)ragbreak into lumps before sorting“rag ore”