hard-of-hearing aid (noun) hearing aid: mechanical listening device
Sinonime: attentive, cogitative, in brown study,
intent, introspective,
lost, meditative, musing, pensive, pondering, rapt, reflecting, reflective, ruminative,
speculative, thinking, thoughtful
Antonime: disdainful, disregarding,
negligent, rejecting,
scornful,
shallow, unreflective