1  2  3  4 

1  _  _  _  _

2  _  _  _  _

3  _  _  _  _

4  _  _  _  _


ACROSS
1)  a berber living in northern morocco
2)  any property detected by the olfactory system
3)  primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
4)  something left after other parts have been taken away


DOWN
1)  a deep prolonged loud noise
2)  the state of an engine or other mechanism that is idling
3)  droplets of water vapor suspended in the air near the ground
4)  a social club for male undergraduates

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