(in compound verbs) after, behind, later, next to

after, past (later in time) / after, behind (in sequence) / to, towards (with geographical names; see usage notes below) / according to; guided by / by the authority of; following / like (see usage notes below) / for (indicating desire for an object)

according to

indicates a later action as in nacharbeiten, nachbessern / indicates following or pursuit of someone or something, as in nachgehen, nachfahren / indicates repetition or succession, as in nachfüllen, nachkaufen; to check something nachzählen, nachprüfen / indicates repetition or succession, as in nachfüllen, nachkaufen; to improve something, as in nachfärben (“redye”), nachhelfen (“give extra help; private lessons”) / indicates the exact copying of something as in nachmachen, nachdrucken (“reprint”), nachahmen, nachbeten / indicates a purposeful action, as in nachdenken, nachforschen

gradually, little by little, bit by bit

inflection of nachschlagen:
/ inflection of nachschlagen:

first/third-person plural preterite of nachschlagen

inflection of nachvollziehen:
/ inflection of nachvollziehen:
/ inflection of nachvollziehen:

first-person plural subjunctive II of nachschlagen

second-person singular subjunctive I of nachschlagen