| resistive |
| retardant |
| retardative |
| ructious(difficult, irritable, turbulent, belligerent, argumentative) |
| salty(irritable, contrary, aggressive, belligerent, argumentative) |
| sensitive(adjective, cross, emotional, vulnerable, touchy) |
| shrewish |
| smooth-spoken(easy, articulate, confident, talkative, flowing) |
| snappish |
| snappy(adjective, difficult, cross, rude, unpleasant) |
| snarling(adjective, cross, emotional, vulnerable, touchy) |
| spiky(noun, contrary, belligerent, argumentative, contentious) |
| splenetic(adjective, nit-picking, pharisaical, pharisaic) |
| surly(adjective, difficult, cross, rude, unpleasant) |
| tempestuous(difficult, irritable, turbulent, belligerent, argumentative) |
| tense(adjective, cross, emotional, vulnerable, touchy) |
| tetchy(adjective, cross, ill-tempered, short-tempered) |
| thin-skinned(adjective, difficult, irritable, emotional, vulnerable) |
| turbulent(difficult, hostile, irritable, conflicting, belligerent) |
| uncooperative |