That depends on what grade you are doing the list for. One way to find vocabulary words is to go to google.com or any other search engine and type in the words 'vocabulary list'.
The best way to list words in a sentence is by using commas.
The best place to find a list of compound words that start with 'under' is in the dictionary, since all the words that start with 'under' will be listed together in alphabetical order; or you could use the dictionary link below. See the list of 'related words' in the left column.
An example sentence using the phase "of words" is below: The teacher handed out the list of words for the spelling test.
covanant
charity
A dictionary
cold
bustycrustydustyfrostyfeistyfustygustyhastyhonestylustymustymajestymodestymistypastyrustythirstytestytastyyeastyzesty
A French dictionary
A dictionary has all of them.
Words that can be made using the letters from 'Happy Halloween' are:aallallowananyapeappallappearappleawleelellendendowewehahalehallhandhandyhappenhayhealheapheelhellohellhelphewhoeholehophopehowlalanelaplawleanloanlownapnapeneonnewnonowpalpalepanpanepawpawnpeelpenpeoplepewplaneplowwon