Hebrew and Greek Strong's Dictionary with all the definitions plus combined with every place that word is used in the definitions.
Complete index of every word used in both the Hebrew and Greek Strong's Dictionary in English Word order.
Hebrew and Greek Expanded Dictionary
faithful 00539 ## 'aman {aw-man'} ; a primitive root ; properly , to build up or support ; to foster as a parent or nurse ; figuratively to render (or be) firm or faithful , to trust or believe , to be permanent or quiet ; morally to be true or certain ; once (Isa . 30 : 21 ; interchangeable with 00541) to go to the right hand : -- hence , assurance , believe , bring up , establish , + fail , be {faithful} (of long continuance , stedfast , sure , surely , trusty , verified) , nurse , (- ing father) , (put) , trust , turn to the right .
faithfulness 00543 ## 'amen {aw-mane'} ; from 00539 ; sure ; abstract , {faithfulness} ; adverb , truly : -- Amen , so be it , truth .
faithfulness 03559 ## kuwn {koon} ; a primitive root ; properly , to be erect (i . e . stand perpendicular) ; hence (causatively) to set up , in a great variety of applications , whether literal (establish , fix , prepare , apply) , or figurative (appoint , render sure , proper or prosperous) : -- certain (- ty) , confirm , direct , {faithfulness} , fashion , fasten , firm , be fitted , be fixed , frame , be meet , ordain , order , perfect , (make) preparation , prepare (self) , provide , make provision , (be , make) ready , right , set (aright , fast , forth) , be stable , (e-) stablish , stand , tarry , X verydeed
unfaithful 00898 ## bagad {baw-gad'} ; a primitive root ; to cover (with a garment) ; figuratively , to act covertly ; by implication , to pillage : -- deal deceitfully (treacherously , unfaithfully) , offend , transgress (- or) , (depart) , treacherous (dealer ,-ly , man) , {unfaithful} (- ly , man) , X very .
unfaithfully 00898 ## bagad {baw-gad'} ; a primitive root ; to cover (with a garment) ; figuratively , to act covertly ; by implication , to pillage : -- deal deceitfully (treacherously , {unfaithfully}) , offend , transgress (- or) , (depart) , treacherous (dealer ,-ly , man) , unfaithful (- ly , man) , X very .
unfaithfulness 0570 - apaistia {ap-is-tee'-ah}; from 0571; faithlessness, i.e. (negatively) disbelief (lack of Christian faith), or (positively) {unfaithfulness} (disobedience): -- unbelief.