infantine

From French infantin, variant of enfantin.

infantine (comparative more infantine, superlative most infantine)

1. Infantile; childish.
   • 1840, Edgar Allan Poe, The Colloquy of Monos and Una:

     Man, because he could not but acknowledge the majesty of Nature, fell into childish exultation at his acquired and still-increasing dominion over her elements. Even while he stalked a God in his own fancy, an infantine imbecility came over him.

   • 1848, William Makepeace Thackeray, chapter 23, in Vanity Fair:

     I saw Peggy with the infantine procession at her tail, marching with great dignity towards the stall of a neighbouring lollipop-woman.

• milky, puerile; see also Thesaurus:childish