Verb

beeinflussen

Translation

to influence, to affect, to impact

Das Wetter beeinflusst meine Laune.

The weather affects my mood.

Lass dich nicht von ihm beeinflussen.

Don't let him influence you.

Werbung beeinflusst unsere Kaufentscheidungen.

Advertising influences our purchasing decisions.

((sb./sth.)) to influence (sb./sth.) The weather influences my mood.

Synonyms: einwirken auf (to act on), prägen (to shape)

From 'be-' (prefix) + 'Einfluss' (influence). It's the verb form of the noun 'Einfluss'. 'Einfluss' itself comes from 'ein' (in) + 'Fluss' (flow).

You can see the word 'Einfluss' (influence) right inside 'beeinflussen'. The 'be-' prefix simply turns the noun into a verb.