to sue / to complain

pain, ache, sore / grief, distress

chest (thorax)

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

lawsuit, litigation / complaint

painkiller

(anatomy) cephalothorax

(colloquial) current boyfriend