Synonyms for Armchair:

n.

chaise lounge, chesterfield, backrest, arm, back, chaise longue, chaise, armrest. inexperienced, naive, untrained, unqualified, illiterate, untried, be unused to (doing) something, uneducated, uninitiated, unskilled. armchair (noun)
impractical.
chair (noun)
deck chair, furniture, bucket seat, pew, dining chair, seat, sedan chair, bar stool, rocker, recliner, rumble seat, swivel chair, bench, straight chair, ottoman, hassock, campstool, lounge chair, swing, saddle, chair, throne, stool, lawn chair, sofa.
easy-chair (noun)
wing chair, elbow chair, rocking chair, reclining chair, Morris chair.
easy chair (noun)
recliner, elbow chair, Morris chair, wing chair.

Other synonyms:

backrest, armrest, chaise, chesterfield, chaise longue, wing chair, chaise lounge. arm. back. rocker
rocking chair.
Other relevant words:
backrest, unqualified, chesterfield, chaise, reclining chair, naive, uninitiated, untrained, untried, impractical, wing chair, Morris chair, arm, uneducated, back, armrest, illiterate, elbow chair, unskilled, inexperienced.

Usage examples for armchair

  1. 7. Presently Madam came slowly in, and sat down in her armchair saying, " That's a fine old tune; sing it to me, my dear. – McGuffey's Fifth Eclectic Reader by William Holmes McGuffey
  2. An armchair was beside the fireplace. – The Complete Project Gutenberg Works of George Meredith by George Meredith
  3. Wearily Desmond pulled a big armchair up to the blaze and sat down. – Okewood of the Secret Service by Valentine Williams