ETYM For sulkenness, from AS. solcen slothful, remiss, in âsolcen, besolcen, properly p. p. of sealcan in âsealcan to be weak or slothful; of uncertain origin.
1. A feeling of sulky resentment; SYN. huffishness.
2. A sullen moody resentful disposition; SYN. sullenness, moroseness, sourness.