Bad - worse-the worst
dirty - dirtier - the dirtiest
neat - neater - the neatest
modern - more modern - the most modern
new - newer - the newest
к глаголам :
Indefinite - to live, to take, to go, to speak.
Past indefinite - lived, took, went, spoke.
Past Participle - lived, taken, gone, spoken
Present Participle - living, taking, going, speaking