obtundo

ob-tundō tudī, tūsus or tūnsus, ere,

to blunt, weaken, exhaust, make dull: vocem in dicendo, talk himself hoarse: mentem: aegritudinem, alleviate. —To stun, din, deafen, annoy, tease, importune, molest: non obtundam diutius: te epistulis: me de hac re, importune, T.: obtuderunt eius aurīs, te fuisse, etc., dinned into him that, etc.