τεσσάρων [2 verse](noun pl masc gen) "Four" is tessares, which means "four."

τετράμηνός [1verse](adj sg masc nom) "Four months" is from tetramenos, which means "of four months," "lasting four months," and "for a space of four months." It is a compound word of "four," (tetra) and "months" (menos).

θάλασσαν [11 verses](noun sg fem acc) "Sea" is from thalassa, which means also means "sea," "channel," "well of saltwater," or "sea water." -- The "sea" is from the Greek word for "sea" and "sea water." Water is Christs symbol for the temporary, physical reality.

θανατώσουσιν [3 verses] (3rd pl aor subj act or 3rd pl fut ind act)"Shall cause to put to death" is thanatoo, which means "to put to death," "to be made dead (passive)," "to be put to death by sentence of law," "to be fatal," and "to cause death." -- "To cause to be ... put to death" is the verb form of the word for "death." It means "to put to death," and "to cause death," but it also means "to mortify."

θάνατον [15 verses](noun sg masc acc ) "Death" is thanatos, which means "death" "kinds of death," specifically, "violent death," "corpse," and "a death sentence." -- "Death" is the Greek word meaning "death" generally and the death penalty specifically.