epsilon /epˈsi-lon or ep-sīˈlən/

1. The fifth letter (Ε or ε) of the Greek alphabet, short e
2. As a numeral εˈ = 5 and ˌε = 5000

• weak interaction
• weak interactions
• weakish
• weak-kneed
• weak-kneedly
• weaklier
• weakliest
• weakliness
• weaklinesses
• weakling
• weaklings
• weakly
• weak-minded
• weak-mindedly
• weak-mindedness
• weak moment
• weak moments
• weakness
• weaknesses
• weak point
• weak points
• weak side
• weak sides
• weak-sighted
• weak sister