machnaigh to meditate/muse/
maidhm to burst/detonate/
mair to live/remain/survive/
maisigh to decorate/
maistrigh to churn (agriculture)
maith to forgive/pardon/
malartaigh to barter/
mallaigh to damn/
maolaigh to abate/allay/alleviate/deaden/modify/qualify/reduce/relieve/slacken/soothe/
maothaigh to moisten/soak/soften/
maraigh to kill/slay/
maslaigh to blaspheme/snub/
maígh to boast/
meabhraigh to meditate/memorize/ponder/
meall to coax/deceive/delude/disappoint/entice/tempt/woo/
mearaigh to baffle/confound/mystify/perplex/
meas to consider/
measc to mix/
meidhrigh to confuse/frisk/
meil to fritter/grind/
meáigh to weigh
mill to blight/destroy/devastate/mar/spoil/
milsigh to sweeten/
mionaigh to crumble/mince/
mionbhrúigh to crumble
mionscrúdaigh to scan/sift/scan/
modhnaigh to modify/
moilligh to delay/linger/
mol to praise/
monaraigh to manufacture/
morg to decompose
muirnigh to cherish/cuddle/fondle/
mungail to munch
méadaigh to increase/
méaraigh to baffle/confound/mystify/perplex/
mínigh to explain
múch to asphyxiate/extinguish/muffle/smother/stifle/suffocate/
múin to teach/
múscail to awaken