A — 1: μακάριος
(Strong's #3107 — Adjective — makarios — mak-ar'-ee-os )

"blessed, happy," is rendered "happy" in the RV, in two places only, as in the AV, Acts 26:2; Romans 14:22 (where "blessed" would have done); also the comparative "happier" in 1—Corinthians 7:40 . Elsewhere the RV uses "blessed" for AV "happy," e.g., John 13:17; 1—Peter 3:14; 4:14 . See BLESSED.

B — 1: μακαρίζω
(Strong's #3106 — Verb — makarizo — mak-ar-id'-zo )

"to call blessed," Luke 1:48 , is rendered "we count ... happy" in James 5:11 . See BLESSED.