touch on

verb

1. refer to or discuss briefly

   Less specific

   • mention, advert, bring up, cite, name, refer

2. be relevant to; “There were lots of questions referring to her talk”; “My remark pertained to your earlier comments”

   Synonyms

   • refer, pertain, relate, concern, come to, bear on, touch, have-to doe with

   More specific

   • focus on, center on, revolve around, revolve about, concentrate on, center, apply, hold, go for, involve, affect, regard, matter to, interest

3. restore by replacing a part or putting together what is torn or broken; “She repaired her TV set”; “Repair my shoes please”

   Synonyms

   • repair, mend, fix, bushel, doctor, furbish up, restore

   Antonym

   • break, bust

   Less specific

   • better, improve, amend, ameliorate, meliorate

   More specific

   • tinker, fiddle, fill, piece, patch, cobble, point, repoint, trouble-shoot, troubleshoot, patch, patch up, sole, resole, vamp (more) , revamp, heel, reheel, darn

4. have an effect upon; “Will the new rules affect me?”

   Synonyms

   • affect, impact, bear upon, bear on, touch

   Less specific

   • change, alter, modify

   More specific

   • strike a blow, repercuss, tell on, redound, stimulate, excite, process, treat, hydrolize, hydrolise, tinge, color, colour, distort, queer (more) , expose, scupper, endanger, peril, hit, strike, subject, trouble, put out, inconvenience, disoblige, discommode, incommode, bother, influence, act upon, work, slam-dunk