Adjective suffixes
-ish: Spanish, childish, foolish -ous: spontaneous, curious, envious -al: regional, universal, ancestral -ful: wonderful, helpful, useful -ic: scientific, terrific, athletic -(a, i)ble: impossible, comfortable, flexible -en: wooden, golden, broken -ive: active, passive, productive -(a,e)nt: significant, dependent -less: useless, helpless, hopeless -ly: monthly, friendly, lovely -y: windy, sunny, cloudy