Xu is an allowable Scrabble word. There are no other Scrabble words that begin with XU.
Your question has a few words that use R (SCRABBLE, WORDS). There are other words like REDUVIID (a word I once played in a club), SIEROZEM, OURARIS, CRYINGLY, and so on.
Play regularly, and memorize all the two and three letter Scrabble words. Expert competition players spend more time memorizing these words than any other Scrabble activity.
* Hydrolysis * Haemophilia * Hiccup * Horizontal * Haggard * Hypocirsy
Yes, you can repeat words in Scrabble.
Vertical is up and down, and horizontal is left to right.
Bed Hit
Horizontal- DECK, BOX, BED. Vertical- MOM, COD, TOM, HIT
Perpendicular or 90 degrees to level (horizontal level)... In other words, straight up and down.
the stiles are vertical and the rails are horizontal, in other words, the stiles are the side pieces and the rails are the cross pieces
For vertical lines, when you try to figure out the slope, you get zero in the denominator - in other words, a division by zero.
warp & weft .
Parallel word
I think It would be H, I, O, and X.
Would be at at 90 degrees to the surface, in other words at right angles. So a line which was perpendicular to a horizontal surface would be vertical.
The term parallelogram refers to a four sided geometrical figure (in other words, a quadrilateral) in which there are two sets of parallel sides. The angles can vary; they can be right angles, or they can be acute or obtuse angles, as long as there are two sets of parallel sides. Angles are not said to be vertical to each other. Angles can be perpendicular to each other, but not vertical or horizontal. If angles are perpendicular, then they are right angles, in other words, 90o angles. Lines can be vertical, but angles can't.
I would say that that storm has a significant amount of horizontal wind causing horizontal rotation. In other words I would keep an eye on that storm because the horizontal rotation might be flipped onto a vertical axis and became vertical rotation which could possibly produce a tornado if there is enough rotation present.