חֵלֶף (chêlephklay'-lefnoun|masculineexchange)
[Heb] חֵלֶף ETCBC: חֵלֶף‎ (subs|return) OSHL: h.cx.ab TWOT: 666a GK: H2739
Derivation: from חָלַף;
Strong's: properly, exchange; hence (as preposition) instead of
KJV: [idiom] for.