fill someone’s shoes phrase. How do you use fill in a sentence? fill-in noun. To substitute for someone or something. fill up phrasal verb. Examples: Go to the well and fill up these buckets with water. (4) Payment. Did you hear what happened? There are many types of forms. Fill up a form when the document state is to be changed within a workflow. Word Forms +-present tense: I/you/we/they: fill up: he/she/it: fills up: present participle: filling up: past tense: ... General words meaning to eat. Synonyms for fill up include fill, load, refill, replenish, restock, stock up, top up, reload, refresh and replace. Apart from the obvious difference in language, other difficulties may arise due to technical or cultural elements. Forms are enclosed in the HTML