constant — You use constant to describe something that happens all the time or is always there.
continuous — A continuous process or event continues for a period of time without stopping.
dependable — If you say that someone or something is dependable, you approve of them because you feel that you can be sure that they will always act consistently or sensibly, or do what you need them to do.
regular — usual; normal; customary: to put something in its regular place.
reliable — that may be relied on or trusted; dependable in achievement, accuracy, honesty, etc.: reliable information.
smooth — free from projections or unevenness of surface; not rough: smooth wood; a smooth road.
steady — firmly placed or fixed; stable in position or equilibrium: a steady ladder.
normal — conforming to the standard or the common type; usual; not abnormal; regular; natural.
common — If something is common, it is found in large numbers or it happens often.
conventional — Someone who is conventional has behaviour or opinions that are ordinary and normal.
