Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) disturbance, perturbation, upset (an unhappy and worried mental state) "there was too much anger and disturbance"; "she didn't realize the upset she caused me"
S: (n) perturbation ((physics) a secondary influence on a system that causes it to deviate slightly)
S: (n) perturbation, disturbance (activity that is a malfunction, intrusion, or interruption) "the term `distress' connotes some degree of perturbation and emotional upset"; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"
S: (n) perturbation, fluster (a disposition that is confused or nervous and upset)