Nonreversible word pairs always appear in the same order, e.g., back and forth. It would sound awkward if we read forth and back. For many of us, certain words go together and we will automatically use the correct order. However, nonnative speakers will need to learn nonreversible word pairs.
Common Word Pairs
The following is a list of common word pairs. Collocations are also a good idea to learn if you are a nonnative speaker. These are words commonly used together, e.g., have a headache.Adam and Evelife or deathback and forthlock and keybacon and eggslost and foundbed and breakfastman and wifebirds and beesname and addressblack and whitenice and easybody and soulnull and voidbread and butterpeaches and creambread and waterpen and pencilbricks and mortarpork and beansbride and groompots and pansbusiness and pleasureprim and properby and largeprofit and/or losscause and effectpros and conscloak and daggerpure and simplecoat and tierain or shinecoffee and doughnutsranting and ravingcream and sugarread and writecrime and punishmentright and/or wrongcup and saucerrise and falldead or alivesalt and pepperdown and outshirt and tiefirst and lastshoes and socksfish and chipsshort and fatflesh and bloodsigned and sealedforgive and forgetslip and slidefront and centersoap and waterfun and gamessooner or latergive and takestars and stripesham and eggssuit and tiehammer and nailsupply and demandhemmed and hawedsweet and sourhigh and drytall and thinhigh and lowthick and thinhot and botheredtossed and turnedhuffing and puffingtouch and gohusband and wifetrial and errorin and outtrials and tribulationsJack and Jillup and/or downknife and forkwait and seeladies and gentlemenwar and peacelaw and orderwine and cheese