insignificant
41nothing to write home about — Insignificant …
42Twerp — insignificant or stupid person …
43honeyed words — insignificant expressions of affection, unimportant words of affection …
44marginal cost — insignificant cost, small expense; increase or decrease in total cost as the result of a change in the number of output units …
45smallest details — insignificant points of an issue …
46technical adjustment — insignificant change, minor change …
47trifling error — insignificant mistake …
48trivial expression — insignificant expression …
49nugatory — Insignificant and unimportant …
50bush league — Insignificant; of minor importance (baseball) …