English
intentively
From intentive + -ly.
Formed from intentive + -ly
Proto-Indo-European *téndeti
…
Latin intendō ‘to intend, to attend’
Late Latin intentīvus ‘intensive’
Old French ententif
Middle English ententif
English intentive
Today it means
adv With an intentive attitude or manner.
Language periods are conventional ranges, not dates for this word.
Etymograph / intentively