Proverbs 4:6

אַל (al) 1) not, no, nor, neither, nothing (as wish or preference) 1a) do not, let not (with a verb) 1b) let there not be (with a verb understood) 1c) not, no (with substantive) 1d) nothing (as substantive) Aramaic equivalent: al (אַל "not" H0409)

עָזַב (a.zav) 1) to leave, loose, forsake 1a) (Qal) to leave 1a1) to depart from, leave behind, leave, let alone 1a2) to leave, abandon, forsake, neglect, apostatise 1a3) to let loose, set free, let go, free 1b) (Niphal) 1b1) to be left to 1b2) to be forsaken 1c) (Pual) to be deserted

שָׁמַר (sha.mar) : obey/observe 1) to keep, guard, observe, give heed 1a) (Qal) 1a1) to keep, have charge of 1a2) to keep, guard, keep watch and ward, protect, save life 1a2a) watch, watchman (participle) 1a3) to watch for, wait for 1a4) to watch, observe 1a5) to keep, retain, treasure up (in memory) 1a6) to keep (within bounds), restrain 1a7) to observe, celebrate, keep (sabbath or covenant or commands), perform (vow) 1a8) to keep, preserve, protect 1a9) to keep, reserve 1b) (Niphal) 1b1) to be on one's guard, take heed, take care, beware 1b2) to keep oneself, refrain, abstain 1b3) to be kept, be guarded …

אָהֵב (a.hav) : lover 1) to love 1a) (Qal) 1a1) human love for another, includes family, and sexual 1a2) human appetite for objects such as food, drink, sleep, wisdom 1a3) human love for or to God 1a4) act of being a friend 1a4a) lover (participle) 1a4b) friend (participle) 1a5) God's love toward man 1a5a) to individual men 1a5b) to people Israel 1a5c) to righteousness 1b) (Niphal) 1b1) lovely (participle) 1b2) loveable (participle) 1c) (Piel) 1c1) friends 1c2) lovers (fig. of adulterers) 2) to like Also means: a.hav (אָהֵב ": friend" H0157H)

נָצַר (na.tsar) 1) to guard, watch, watch over, keep 1a) (Qal) 1a1) to watch, guard, keep 1a2) to preserve, guard from dangers 1a3) to keep, observe, guard with fidelity 1a4) to guard, keep secret 1a5) to be kept close, be blockaded 1a6) watchman (participle)