1) Anserine quality 2) Ditsiness 3) Fatuity 4) Folly 5) Foolish remark 6) French word used in English 7) Lack of sense 8) Meaninglessness 9) Mindlessness 10) Morning show specialty 11) Pointlessness 12) Poppycock 13) Preposterousness 14) Senselessness 15) Shallowness 16) Silliness 17) Something inane 1) Cliche 2) Dumbness 3) Foolishness 4) Idiocy 5) Mindlessness 6) Pointlessness 7) Senselessness 8) Stupidity 
• (n.) Want of seriousness; aimlessness; frivolity. • (n.) An inane, useless thing or pursuit; a vanity; a silly object; -- chiefly in pl.; as, the inanities of the world. • (n.) Inanition; void space; vacuity; emptiness.
In·an'i·ty noun ; plural Inanities . [ Latin inanitas , from inanis empty: confer French inanité . See Inane .] 1. Inanition; void space; vacuity; emptiness. 2. Want of seriousness; aimlessness; frivolity. 3. An inane, useless t...
[n] - total lack of meaning or ideas
senselessness noun total lack of meaning or ideas
lack of sense, significance, or ideas; silliness. · something inane. · shallowness; superficiality.