Right:
1: A direction. (4)
7: Beverages. (4)
Down:
3: Elder sisters. (4)
4: To satisfy. (4)
Up:
2: Greek letters. (4)
5: A stiff structure. (4)
6: For suppressing someone. (4)
Right:
1: A direction. (4)
7: Beverages. (4)
Down:
3: Elder sisters. (4)
4: To satisfy. (4)
Up:
2: Greek letters. (4)
5: A stiff structure. (4)
6: For suppressing someone. (4)
The grid
The answers are read in the given direction, switching to the other row/column when the end of the row/column has been reached.
Right:
1: A direction. (4) EAST
7: Beverages. (4) TEAS
Down:
3: Elder sisters. (4) ATES ("ate" is a term used for an elder sister or elder female figure in Tagalog and therefore Philippine English)
4: To satisfy. (4) SATE
Up:
2: Greek letters. (4) ETAS
5: A stiff structure. (4) SETA (a bristle or hair-like structure on some organisms which may be stiff)
6: For suppressing someone. (4) TASE (verb but can also be a noun: an electric shock produced when a taser is used to suppress someone)