| anabatic wind(expression, climb, ascent, updraft) |
| ascendant current(expression, climb, ascent, updraft) |
| ascending air(expression, climb, ascent, updraft) |
| ascending current(expression, climb, ascent, updraft) |
| ascending stream(expression, climb, ascent, updraft) |
| ascensional motion(expression, climb, ascent, updraft) |
| riser flow(expression, climb, ascent, updraft) |
| rising current(expression, climb, ascent, updraft) |
| rising flow(expression, climb, ascent, updraft) |
| rising stream(expression, climb, ascent, updraft) |
| soaring wind(expression, climb, ascent, updraft) |
| unward flow(expression, climb, ascent, updraft) |
| up stream(expression, climb, ascent, updraft) |
| upward current(expression, climb, ascent, updraft) |
| upward draft(expression, climb, ascent, updraft) |
| upward draught(expression, climb, ascent, updraft) |
| upward floorage(expression, climb, ascent, updraft) |
| upward flow(expression, climb, ascent, updraft) |
| upward stream(expression, climb, ascent, updraft) |
| thermal |