Strong's G75 — ἀγωνίζομαι (verb)
agonizomai (ag-o-nid'-zom-ai) v.
1. to struggle
2. (literally) to compete for a prize
3. (figuratively) to contend with an adversary
4. (genitive case) to endeavor to accomplish something
[from G73]
KJV: fight, labor fervently, strive 
Root(s): G73 
Hebrew root: ἀγών
Occurrences: 8