| 释义 | | past- Solid, firm.
 [Pokorny pasto‑ 789.]fast1; shamefaced, steadfast, from Old English fæst, fixed, firm;avast, from Middle Dutch vast, firm, fast. Both a and b from Germanic *fastuz, firm, fast.
fasten, from Old English fæstnian, to fasten, establish, from Germanic *fastinōn, to make firm or fast.handfast, from Old Norse festa, to fix, affirm, from Germanic causative *fastjan, to make firm.fast2, from Old English fæstan, to abstain from food;breakfast, from Old Norse fasta, to abstain from food. Both a and b from Germanic *fastēn, to hold fast, observe abstinence.
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