following the 連用形 (ren'yōkei, “continuative or stem form”) of a verb, indicates the state of the affixed verb or phrase: compare English just as

shapes

meaningless

nonsense / meaninglessness

profound, deeply meaningful

semantics (as a field of study), semasiology

(colloquial) Clipping of 意味深長 (imishinchō).

meaningless

meaningful; suggestive; significant

passive, inactive, timid