"trivial" in the adjective sense
1. fiddling, footling, lilliputian, little, niggling, piddling, piffling, petty, picayune, trivial
informal) small and of little importance
"a fiddling sum of money"
"a footling gesture"
"our worries are lilliputian compared with those of countries that are at war"
"a little (or small) matter"
"a dispute over niggling details"
"limited to petty enterprises"
"piffling efforts"
"giving a police officer a free meal may be against the law, but it seems to be a picayune infraction"
2. superficial, trivial
of little substance or significance
"a few superficial editorial changes"
"only trivial objections"
3. trivial
concerned with trivialities
"a trivial young woman"
"a trivial mind"
Source: WordNet® (An amazing lexical database of English)
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