#1 simplicity n. [simpleness] the quality of being simple or uncompounded; "the simplicity of a crystal". wn
#2 simplicity n. [simpleness, simple mindedness] a lack of penetration or subtlety; "they took advantage of her simplicity". wn
#3 simplicity n. [simmpleness] absence of affectation or pretense. wn
#4 simplicity n. [ease, easiness, simpleness] freedom from difficulty or hardship or effort; "he rose through the ranks with apparent ease"; "they put it into containers for ease of transportation"; "the very easiness of the deed held her back". wn
#5 simplicity n. [chasteness, restraint, simpleness] lack of ornamentation; "the room was simply decorated with great restraint". wn
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