Word Ladder #4

I will give you a two letter word. Add a letter and make another word according to the next definition.
You will have to enter the two letter word. I don't know how to fix that.
Quiz by Panifex
Rate:
Last updated: May 22, 2016
First submittedMay 22, 2016
Times taken58
2:00
0
 / 8 guessed
The quiz is paused. You have remaining.
Scoring
You scored / = %
This beats or equals % of test takers also scored 100%
The average score is
Your high score is
Your fastest time is
Keep scrolling down for answers and more stats ...
Definition
Word
Opposite of yes
NO
Male child
SON
Duty or responsibility
ONUS
Pigs and dogs have this
SNOUT
Burning
USTION
_____ acid, HNO2
NITROUS
Patterns
ROUTINES
Thrusting or pushing out
EXTRUSION
No comments yet