1: οὐχ
(Strong's #3756 — particle — ou — oo )

"no, not," expressing a negation absolutely, is rendered "nay," e.g., in Matthew 5:37; 13:29; John 7:12 , AV (RV, "not so"); Acts 16:37; 2—Corinthians 1:17-19; James 5:12 .

2: οὐχί
(Strong's #3780 — particle — ouchi — oo-khee' )

a strengthened form of No. 1, is used, e.g., in Luke 12:51; 13:3,5; 16:30; Romans 3:27 .

3: ἀλλά
(Strong's #235 — Conjunction — alla — al-lah' )

"but," to mark contrast or opposition, is rendered "nay" in Romans 3:31 , RV, "nay" (AV, "yea"); in Romans 7:7 , RV, "howbeit" (AV, "nay"); Romans 8:37; 1—Corinthians 3:2 , RV; 6:8; 12:22; in Hebrews 3:16 , RV, "nay" (AV, "howbeit").

4: μενοῦν
(Strong's #3304 — particle — menounge — men-oon'-geh )

(i.e., men oun ge), "nay rather," is rendered "nay but" in Romans 9:20 (in Romans 10:18; Philippians 3:8 , "yea verily," AV, "yea doubtless"). See YEA.