אָיֹם‎ (ʼâyôm|aw-yome'|adjective|terrible)
[Heb] אָיֹם‎, אָיׄם‎ ETCBC: אָיֹם‎ (adjv|frightful) OSHL: a.cy.ab TWOT: 80a GK: H398 Greek: θάμβος, φοβερός
Derivation: from an unused root (meaning to frighten);
Strong's: frightful
KJV: terrible.