going up and down; ascent and descent; climb and descent
rising dragon; white saddle (Helvella crispa); elfin saddle; common helvel
starting point for an ascent (mountain, stairs, etc.); base (of mountain, etc.)
rising dragon; white saddle (Helvella crispa); elfin saddle; common helvel
rising rapidly (e.g. prices, popularity); soaring; skyrocketing; going through the roof
going up and down; ascent and descent; climb and descent