English
insensately
From insensate + -ly.
Formed from insensate + -ly
Proto-Indo-European *sent- ‘to perceive’
…
Latin sentiō ‘feel, hear, see, perceive’
Latin sēnsus ‘faculty of sensation’
Latin sensātus ‘sensible, intelligent, gifted with sense’
Latin īnsēnsātus ‘irrational’
English insensate
Today it means
adv In an insensate manner.
Language periods are conventional ranges, not dates for this word.
Etymograph / insensately