-ch-

• -che (suffix)

From Proto-Celtic *-kʷe (“and”), from Proto-Indo-European *-kʷe (“and”). Cognates include Latin -que, Sanskrit च (ca), Ancient Greek τε (te), Proto-Germanic *-hw → English (thou)gh.

-ch-

1. and, used to introduce a word or clause in addition to something preceding.

• noch

• Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “-ch-”, in eDIL: Electronic Dictionary of the Irish Language

From -ch.

• IPA^(key): /x/
• Rhymes: -x
• Syllabification: [please specify syllabification manually]

-ch-

1. forms general augmentatives, usually found with more endings

   ‎nos + ‎-ch- → ‎nochal

• -ch- in Polish dictionaries at PWN