IPA: /ˈruːmɪnətɪvli/
KK: /ruməˈnɛɪtɪvli/
In a way that involves deep or careful thought about something.
She sat ruminatively, pondering the meaning of life.
Ruminatively → It is formed from "ruminare" (from Latin, meaning to chew over again) and the suffix "-tively" (meaning in a manner). The word "ruminatively" means in a manner that involves deep or reflective thinking, akin to the way animals ruminate their food.
Think of the Latin word 'ruminare' which means to 'chew over again' — this helps you remember that 'ruminatively' refers to thinking deeply or reflecting.