1) Capitalise 2) Capitalize 3) Overcapitalise 1) Overcapitalise 
[v] - estimate the capital value of (a company) at an unreasonably or unlawfully high level 2. [v] - overestimate the market value of, as of property 3. [v] - capitalize beyond what the business or the profit-making prospects warrant
to fix the total amount of securities of a corporation in excess of the limits set by law or by sound financial policy. · to overestimate the capital value (of a business property or enterprise). · to provide an excessive amount of capital for (a business enterprise).