Half-learned a. : Imperfectly learned.

Example:
How do you explain water conservation to a two-and-a-half year old?

Taxonomy
Quotes, Dictionary, Imperfectly, Avant-Garde Artist, 90s, Unanswered questions, Webster 1913, häf, Search, Patrick J. Cassidy, Country Artist, Company, Press Room, Privacy Policy, ä, rnd, Reference library, IP Issues.

Defination from the web:
Half·-learned a. (h ä f'l ẽ rnd`) Imperfectly learned. ... half-learned. Dictionary: Half·-learned. Home > Library > Literature & Language > Webster 1913. a. (häf"lẽrnd`) Imperfectly learned. English. English Deutsch Español Français Italiano Tagalog. Search unanswered questions...