Definition of thoughtful:
studied, contemplative, advertent, good, melancholy, deterministic, bleak, orthodox, deductive, thinking, anxious, attentive, theoretical, deliberate, calculated, aware, keen, responsive, utopian, pensive, concerned, ruminant, popular, indulgent, calculating, thought-out, wise, broody, profound, sensible, benign, considered, introspective, intellectual, brooding, lost, preoccupied, penetrating, seasoned, knowing, bug-eyed, kindly, abstract, tender, warm-hearted, shrewd, pondering, sound, advised, reflective, boorish, unthinking, deliberative, thoughtless, gentle, darkly, highbrow, nice, appealing, conceptual, social, perceptive, sophisticated, well thought out, judged, cooperative, reasoned, cerebral, inconsiderate, studious, warm, rational, serious-minded, incisive, bemused, unselfish, matured, smart, nonconformist, kind, paying attention, serious, deep in thought, central, cogitative, considerate, heedful, examined, curious, selfish, dark, insightful, ruminative, meditative, excogitative, absorbed, caring, black, measured, friendly, brainy, level-headed, weighed, neighborly, philosophic, musing, metaphysical, well-balanced, beatific, reasoning, retrospective, generous, speculative, absent.
- circumspect (part of speech: adjective)
- discreet (part of speech: adjective)
- vigilant (part of speech: adjective)
- courteous (part of speech: adjective)
- "The Son of his Father", Ridgwell Cullum.
- "The New Tenant", E. Phillips Oppenheim.
- "The Short Cut", Jackson Gregory.