The term 'make unclear' can be expressed in a variety of ways, including the seven-letter word 'OBSCURE, ' the four-letter word 'BLUR, ' the five-letter word 'CLOUD, ' the nine-letter word 'OBFUSCATE, ' the five-letter word 'BEFOG, ' and the seven-letter word 'BECLOUD.' All of these words refer to making something unclear or difficult to understand. OBSCURE means to make something hard to find or comprehend, while BLUR means to make something indistinct or hazy. CLOUD refers to making something unclear or confusing, while OBFUSCATE means to make something unclear by deliberately obscuring it. BEFOG means to make something unclear or OBSCURE, and BECLOUD means to make something unclear or darken.