nagelte fest

(first-person, form-of, preterite, singular, third-person) inflection of festnageln:
(first-person, form-of, singular, subjunctive-ii, third-person) inflection of festnageln:

(transitive, weak) to nail, to nail down (employ a nail as a fastener)
(figuratively, transitive, weak) to pin down (to corner someone in order to get a firm answer)
(figuratively, transitive, weak) to pigeonhole (to categorize something in a specific way, or associate it with a specific topic, to the exclusion of everything else)