1] a pressing, pressing together, pressure
2] metaphorically. oppression, affliction, tribulation, distress, straits
derivation: from (2346)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=2347&version=kjv

(2346)
1] to press (as grapes), press hard upon
2] a compressed way
   2.a] narrow, straitened, contracted
3] metaphorically. to trouble, afflict, distress
derivation:  akin to the base of (5147)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=2346&version=kjv

(5147)
a worn way, a path
derivation: from tribo (to "rub", akin to teiro, truo, and the base of (5131), (5134))
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5147&version=kjv

(5131)
1] male goat
derivation: from the base of (5176)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5131&version=kjv

(5176)
1] to gnaw, crunch, chew raw vegetables or fruits (as nuts, almonds)
   1.a] of animals feeding
   1.b] of men
2] to eat
derivation:  probably strengthened from a collateral form of the base of (5134) and (5147) through the idea of corrosion or wear, or perhaps rather of a base of (5167) and (5149) through the idea of a crunching sound
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5176&version=kjv

(5134)
1] a wound
derivation: from the base of titrosko (to wound)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5134&version=kjv

(5167)
turtledove
derivation: from truzo (to murmur; akin to (5149), but denoting a duller sound)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5167&version=kjv

(5149)
1] to squeak, make a shrill cry
2] to gnash or grind one's teeth
derivation: apparently a primary verb
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=5149&version=kjv

Related topics: chaff, floor, threshing

A link to each occurrence of this word in the homepage:
1] tribulation

3] tribulation