ἐλεημοσύνην, [3 verses](noun sg fem acc) "Alms" is eleemosyne, which means "pity", "mercy", "charity," and "alms." It is the noun for of the verb eleeo, which means "to have pity on," "to show mercy to," and "to feel pity." In the passive, "to be shown pity," and "to be pitied." -- The Greek word translated as "charity" is the Greek source for our word "alms." However, primarily means "pity" or "mercy." It is another form of the word used in the Beatitudes as "merciful" and "obtain mercy."

ἐλεῆσαι [10 verses](verb aor inf act) "Have had compassion" is the verb eleeo, which means "to have pity on," "to show pity to," and "to feel pity." In the passive, "to be shown pity," and "to be pitied."  - "Have had compassion" and "had mercy" are both from the same verb. It means "to have pity on," and "to show mercy to."

ἔλεγξον [4 verses](verb 2nd sg aor imperat act) "Tell him his fault" is elegcho, which "to disgrace," "to put to shame," "to cross-examine," "to question," "to test," "to prove," "to refute," "to put right," "to get the better of," "to expose," and "to decide a dispute."  - "Tell him his fault" is from a verb from the word that means "to disgrace," "to put to shame," "to cross-examine," "to expose," and "to decide a dispute." Jesus only uses it four times and seems to mean "accuse."

“Ἔλεος [4 verses](noun sg neut nom/acc)"Mercy" is eleos, which means "pity," "mercy," and "compassion." -- The Greek term translated as "mercy" means "good will toward the afflicted." It also means "pity" and "compassion." In the original Hebrew, "mercy" is checed, which means "goodness," "kindness," and "faithfulness." It also means "to be ashamed" and "a reproach." Based on the verb checed ("to be kind"), the adjective combines both the idea of being good and feel guilty if you are not good.

ἐλευθερώσει [2 verses] (3rd sg fut ind act) "Shall make...free" is from eleutheroo, which means "to set free", "to free from blame", "to indulge in license," and "to release from" -- The word translated as "make free" and "set free" means to "free" a slave or "release a debtor."  It also means to free from blame or aquit at a trial. On the negative side, it also means to indulge in licentious (lewd) behavior.