0 present participle of substantiate --
1 to show something to be true, or to support a claim with facts: --
We have evidence to substantiate the allegations against him.
Reports that children had been hurt have not been substantiated.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.