The English term "port side" matches the German term "Backbord"

other english words that include "port" : german :
addition, adjunct, adherents, disciples, following, party, supporters Anhang
acolyte, member, supporter, disciple Anhänger
indication, omen, portent, precursor, presage, sign, character, mark, signal, token Anzeichen
behavior, behaviour, conduct, deportment, game, presentation Aufführung
account, information, advice, announcement, communication, message, notice, report Auskunft
acquaint, inform, report Auskunft geben
event, chance, occurence, opportunity Begebenheit
advice, announcement, communication, message, notice, report Bekanntmachung
behavior, behaviour, conduct, deportment Benehmen
bulletin, account, information, communication, record, report Bericht
behavior, behaviour, conduct, deportment Betragen
image, picture, painting, portrait Bild
portrait Bildnis
porter Dienstmann
entrance, portal, access, admission, admittance Eingang
event, occasion, occurence, opportunity, chance Ereignis
fall, affair, case, matter, chance, event, occurence, opportunity Fall
airport Flugplatz
behavior, behaviour, conduct, deportment Gebahren
adherents, disciples, followers, following, party, supporters Gefolge
chance, event, occurence, opportunity Gelegenheit
porter Gepäckträger
chance, event, occurence, opportunity Geschehnis
proportion, rate, symmetry Gleichmaß
acolyte, member, supporter, limb Glied
harbor, harbour, port, jug, pot Hafen
porter Hausmeister
account, record, report Meldung
passport Paß
porter Portier
portrait Porträt
portugal Portugal
portuguese Portugiese
portuguese, portuguese language Portugiesisch
proportion, rate Proportion
account, record, report Rapport
account, record, report Referat
passport Reisepaß
supporting base Sockel
sport Sport
bit player, supporting actor Statist
prop, support Stütze
fool, gate, gateway, portal Tor
transport Transport
litter, strecher, porter Träger
behavior, behaviour, conduct, deportment Verhalten
relation, understanding, proportion, rate Verhältnis
indication, omen, presage, portent, sign Vorbedeutung
chance, event, occurence, opportunity Vorfall
speech, lecture, account, record, report Vortrag
indication, omen, portent, precursor, presage, sign Vorzeichen
indication, omen, presage, portent, sign Wahrsagung