Conjugation/ˌkɑːndʒuˈɡeɪʃn/ Definition 1 of 3Pro Tip 1/3Tense Importance Understanding conjugation helps you express the time when an action occurs. I walk (present) vs. I walked (past). Pro Tip 2/3Person Matters Conjugation changes with the subject, like 'I am' vs. 'he is'. She runs, they run. Pro Tip 3/3Not Always Regular Some verbs conjugate irregularly, so they must be memorized differently. Go becomes went, not goed.