
1) Causing sorrow or pity 2) Contrite 3) Contrite, remorseful 4) Deplorable 5) Despondent 6) Expressing regret 7) Feeling regret 8) Mournful 9) Penitent 10) Pitiable 11) Really sorry 12) Regretful 13) Remorseful 14) Repentant 15) Ruthful 16) Sorry 17) Stung with pity 18) Very sorry
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https://www.crosswordclues.com/clue/rueful

1) Contrite 2) Grievous 3) Penitent 4) Regretful 5) Remorseful 6) Repentant 7) Ruthful 8) Sad 9) Sorry
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https://www.crosswordclues.com/clue/rueful

• (a.) Causing one to rue or lament; woeful; mournful; sorrowful. • (a.) Expressing sorrow.
Found on
http://thinkexist.com/dictionary/meaning/rueful/

Rue'ful adjective 1. Causing one to rue or lament; woeful; mournful; sorrowful. 2. Expressing sorrow. ' Rueful faces.' Dryden. « Two rueful figures, with long black cloaks.» Sir W. Scott. -- Rue'ful*ly , adverb -- Rue'ful*ness
Found on
http://www.encyclo.co.uk/webster/R/102

causing sorrow or pity; pitiable; deplorable: a rueful plight. · feeling, showing, or expressing sorrow or pity; mournful; doleful: the rueful look on her face.
Found on
https://www.infoplease.com/dictionary/rueful
No exact match found.