He looked for (exedecheto). Imperfect middle of ekdechomai (see note on Heb 10:13) picturesque progressive imperfect, his steady and patient waiting in spite of disappointment.
The foundations (tous themelious). Not just “tents” (skēnais, Heb 11:9). Abraham set his steady gaze on heaven as his real home, being a mere pilgrim (paroikos) on earth.
Builder (technitēs). Old word from technē (craft) or trade (Act 17:29; Act 18:3), craftsman, artificer, in N.T. only here and Act 19:24, Act 19:38.
Maker (dēmiourgos). Old word from dēmios (public) and ergon, a worker for the public, artisan, framer, here only in N.T.