Synonyms for Unseemly:

adj.

improper (adjective)
indecorous, untoward, indelicate, Unapt, improper, indecent, unbefitting, inappropriate, unsuitable, unfit.
improper; in bad taste (adjective)
indecorous, unbefitting, Unapt, inept, rough, indelicate, indecent, malapropos, unsuitable, inappropriate, rude, unbecoming, coarse, untoward, unrefined, undignified, inelegant, crude, vulgar, cheap, tawdry, poor, inapt.
inappropriate (adjective)
malapropos.
vulgar (adjective)
barnyard, brazen, clumsy, tawdry, cockney, brutish, garish, barbaric, outlandish, unbecoming, crude, coarse-grained, homespun, ignoble, gross, sleazy, base, sordid, gaudy, in bad taste, common, cheap, unpolished, unrefined, idiomatic, colloquial, earthy, chintzy, revolting, depraved, offensive, animal, vulgar, degraded, tasteless, philistine, boorish, undignified, glaring, low, raw, obscene, ignominious, rank, ill-bred, inelegant, shameless, repulsive, graceless, tactless, crass, scandalous, coarse, rough, profane, rude, broad, salty, indelicate.

adv.

vulgarly (adverb)
garishly, roughly, vulgarly, broadly, lowly, gracelessly, brutishly, idiomatically, revoltingly, barbarically, clumsily, earthily, offensively, outlandishly, inelegantly, profanely, commonly, coarsely, rudely, Rankly, unbecomingly, indelicately, ignobly, crassly, repulsively, tactlessly, grossly, crudely, Rawly, brazenly, boorishly, gaudily, tastelessly, glaringly, basely, colloquially.

adv

vulgarly (adverb)
garishly, roughly, vulgarly, broadly, lowly, gracelessly, brutishly, idiomatically, revoltingly, barbarically, clumsily, earthily, offensively, outlandishly, inelegantly, profanely, commonly, coarsely, rudely, Rankly, unbecomingly, indelicately, ignobly, crassly, repulsively, tactlessly, grossly, crudely, Rawly, brazenly, boorishly, gaudily, tastelessly, glaringly, basely, colloquially.

n.

awkward, guilty, painful, inept, embarrassing, shameful, unfortunate, embarrassed, humiliating. poor. naughty, unbefitting, immodest, usual. malapropos, Unapt, incongruous, agree, inapt. unseemly (noun)
improper, unbecoming, untoward, uncomely, indecorous, indecent.

Other synonyms:

inapt, unbefitting. inept. naughty. Unapt. unsuitable
incongruous.

Usage examples for unseemly

  1. I would rather be torn limb from limb than that men should speak of us as they speak of the loves of Iseut and Tristan, of so many unseemly stories are told that I should be ashamed to mention them. – Four Arthurian Romances "Erec et Enide", "Cliges", "Yvain", and "Lancelot" by Chretien DeTroyes
  2. Could that gentle pressure be called forward, or light, or unseemly – Rossmoyne by Unknown
  3. Daddy John turned the bacon with stealthy care, the scrape of his knife on the pan sounding a rude and unseemly intrusion. – The Emigrant Trail by Geraldine Bonner