
1) Appropriate 2) Attractive 3) Becoming 4) Comely 5) Comme il faut 6) Decent 7) Decorous 8) Fitting 9) Good-looking 10) Of pleasing appearance 11) Proper 12) Proper or fitting 13) Proper, fitting 14) Socially suitable and polite 15) Suitable 
Found on 
https://www.crosswordclues.com/clue/seemly

1) Apt 2) Becoming 3) Comely 4) Proper 
Found on 
https://www.crosswordclues.com/clue/seemly

• (v. i.) Suited to the object, occasion, purpose, or character; suitable; fit; becoming; comely; decorous. • (superl.) In a decent or suitable manner; becomingly.
Found on 
http://thinkexist.com/dictionary/meaning/seemly/

Suited to the object, occasion, purpose, or character; suitable; fit; becoming; comely; decorous. 'He had a seemly nose.' (Chaucer) 'I am a woman, lacking wit To make a seemly answer to such persons.' (Shak) 'Suspense of judgment and exercise of charity were safer and seemlier for Christian men than the hot pursuit of these controversies.' (Hooker)...
Found on 
http://www.encyclo.co.uk/local/20973

Seem'ly  adjective [  Compar.  Seemlier ;  superl.  Seeliest .] [ Icelandic  s...miligr , from  s...mr becoming, fit; akin to  samr same, English  same ; the sense being properly, the same or like, hence, fitting. See 
Found on 
http://www.encyclo.co.uk/webster/S/54

Seem'ly  adverb  [  Compar.  Seemlier ;  superl.  Seemliest .] In a decent or suitable manner; becomingly. « Suddenly a men before him stood, Not rustic as before, but  seemlier clad, As one in city or court or place bred.» 
Found on 
http://www.encyclo.co.uk/webster/S/54

 according with custom or propriety
Found on 
https://www.vocabulary.com/lists/388513
 [Intelligent words]
[Intelligent words] according with custom or propriety
Found on 
https://www.vocabulary.com/lists/52473
  No exact match found.