temperamental, adj.
likely to perform unpredictably
<adj.all>
erratic temperamental
sample sentences
"erratic winds are the bane of a sailor""a temperamental motor
sometimes it would start and sometimes it wouldn't"
"that beautiful but temperamental instrument the flute"- Osbert Lancaster
semantic pointers
similar to
subject to sharply varying moods
<adj.all>
moody temperamental
sample sentences
"a temperamental opera singer"
lexical pointers
derivationally related form
semantic pointers
similar to
relating to or caused by temperament
<adj.pert>
temperamental
sample sentences
"temperamental indifference to neatness""temperamental peculiarities"