Strong's G2347 — θλίψις (noun)
thlipsis (thlip'-sis) n.
1. pressure
{literally or figuratively}
[from G2346]
KJV: afflicted(-tion), anguish, burdened, persecution, tribulation, trouble 
Root(s): G2346 
Hebrew root: θλίβω
Occurrences: 45