hos (Greek #3739)
the relatively (sometimes demonstrative) pronoun, who, which, what, that
KJV usage: one, (an-, the) other, some, that, what, which, who(-m, -se), etc. See also 3757.
Pronounce: hos
Origin: ἥ (hay), and neuter ὅ (ho) probably a primary word (or perhaps a form of the article 3588)
horao (Greek #3708)
by extension, to attend to; by Hebraism, to experience; passively, to appear
KJV usage: behold, perceive, see, take heed.
Pronounce: hor-ah'-o
Origin: properly, to stare at (compare 3700), i.e. (by implication) to discern clearly (physically or mentally)