1. Silly - stupid, dummy, ridiculous.
2. Awful - horrible, terrible, disgusting.
3. Unusial - outstanding, interesting, extraordinary.
4. At once - immediately, suddenly, at a time.
awful:discusting
unusual:uncommon
at once:at a time
1. Silly - stupid, dummy, ridiculous.
2. Awful - horrible, terrible, disgusting.
3. Unusial - outstanding, interesting, extraordinary.
4. At once - immediately, suddenly, at a time.