Elder and older are both adjectives that mean "more advanced in age. I prefer to be called older.I can call myself old but I dislike it when someone else calls me old. Older adults need about the same amount of sleep as all adults7 to 9 hours each night. Older people wake up more often because they spend less time deep sleep. As we age, we are more likely to wake up at different intervals throughout the night due to natural changes to the body's circadian rhythm (the body clock). "Elderly" may suggest an image of decline rather than vitality, it may be timely to eliminate that term and instead use "elder." Since "elderly" may suggest an image of decline rather than vitality, it may be timely to eliminate that term and instead use "elder." It is completely normal even for normal age person have this kind of situation. However, the comparative elder and superlative eldest underwent the iumlaut, resulting in the front vowel in each.